Tread portion of an automobile tire



FIG. 1 is a perspective view of an automobile tire, it being understoodthat the tread pattern repeats uniformly throughout the circumference ofthe tire.

FIG. 2 is a front elevation view thereof. A top plan view, a bottom planview, and a rear elevation view are identical with the front elevationview.

FIG. 3 is a left side elevation view thereof. A right side elevationview is identical with the left side elevation view.

FIG. 4 is an enlarged fragmentary front view thereof; and,

FIG. 5 is an enlarged cross-sectional view thereof taken along line 5—5in FIG. 4.

The portion of the article shown in broken lines is for illustrativepurpose only and forms no part of the claimed design.

The ornamental design for a tread portion of an automobile tire, asshown and described.